Quick answers
- Which hospitals does Timothy A. Mackie work at?
- Medicare's official clinician data lists Timothy A. Mackie at 1 hospital: University of Colorado Hospital Authority. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Timothy A. Mackie see patients?
- Medicare's clinician data lists 6 practice locations, including Thornton, CO, Arvada, CO and Denver, CO. Call before your visit to confirm the address.
- What is Timothy A. Mackie's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Timothy A. Mackie accept Medicare assignment?
- Yes. Medicare's clinician data says Timothy A. Mackie accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Timothy A. Mackie?
- (303) 252-2960, as listed in official Medicare / NPI Registry data.
- What is Timothy A. Mackie's NPI number?
- 1689655466. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Timothy A. Mackie works
Medicare's Facility Affiliation Data lists Timothy A. Mackie at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- University of Colorado Hospital AuthorityAurora, CO · Acute Care Hospital · CCN 060024
Practice locations
Addresses where Timothy A. Mackie is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 13631 Colorado BlvdThornton, CO 80602 (303) 252‑2960
- 15240 W 64th Ave, Uchmg Primary/urgent Care Arvada WestArvada, CO 80007 (303) 463‑7181
- 311 Steele StDenver, CO 80206 (303) 372‑4010
- 4404 Barranca Ln, Unit 101Castle Rock, CO 80104 (720) 733‑5260
- 5589 Argonne StDenver, CO 80249 (720) 516‑8805
Group practices
Medicare enrollment lists Timothy A. Mackie as a member of this group (CMS data updated 2026-10-02).
- Poudre Valley Medical Group LLC2,440 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Thornton
Clinicians with the same Medicare primary specialty in Thornton, CO — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2000 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1689655466 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians